Track lighting support



FIG. 1 is a front elevational view showing my new design with the rear view being a mirror image;

FIG. 2 is a left side view with the right side being identical except that the opening is at the top portion of the claimed design; and,

FIG. 3 is a top plan view with the bottom view being a mirror image. 

The ornamental design for a track lighting support, as shown and described. 